Home / 51,240,151.80-76,860,227.70-49,028,657.40

Finding the Fourth Proportional to 51,240,151.80, 76,860,227.70 and 49,028,657.40

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Solution

The fourth proportional to 51,240,151.80, 76,860,227.70 and 49,028,657.40 is: 73,542,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240,151.80 : 76,860,227.70 = 49,028,657.40 : x
  2. Step 2: Convert to fraction form
    51,240,151.80/76,860,227.70 = 49,028,657.40/x
  3. Step 3: Cross multiply
    51,240,151.80x = 76,860,227.70 × 49,028,657.40
  4. Step 4: Simplify right side
    51,240,151.80x = 3,768,353,771,589,290
  5. Step 5: Solve for x
    x = 3,768,353,771,589,290/51,240,151.80
  6. Step 6: Final answer
    x = 73,542,986.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.